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Question

Which of the following methods is used in accessing sequential files?

A
Sequential access
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B
Random access
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C
Both (1) and (2)
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D
None of these
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Solution

The correct option is B Sequential access
Sequential access methods are used in accessing sequential files. Sequential access is an access to a computer data file that requires the user to read through the file from the beginning in the order in which it is stored.
The sequential file is a file that contains records or other elements that are stored in a chronological order based on account number or some other identifying data. Sequential files must be read starting at the beginning of the file.


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